Ceiling lamp



FIG. 1 is a front perspective view of a ceiling lamp showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view showing the ceiling lamp with amounting base shown in broken lines for illustrative purposes andforming no part of the claimed design; and,

FIG. 9 is a front perspective view showing the ceiling lamp with amounting frame shown in broken lines for illustrative purposes andforming no part of the claimed design.

The ornamental design for a ceiling lamp, as shown and described.